Poraspis

{{Short description|Extinct genus of jawless fishes}} {{Italic title}} {{Automatic_taxobox | fossil_range = {{fossil range|Late Silurian|Lower Devonian}} | image = Poraspis.jpg | taxon = Poraspis | authority = Kiær, 1930 }}

'''''Poraspis''''' is an extinct genus of heterostracan.<ref>{{cite journal |author=David K. Elliott & Michael A. Petriello |year=2011 |title=New poraspids (Agnatha, Heterostraci) from the Early Devonian of the western United States |journal=Journal of Vertebrate Paleontology |volume=31 |issue=3 |pages=518–530 |doi=10.1080/02724634.2011.557113}}</ref> Fossils are found in Late Silurian and Early Devonian marine strata of Norway, Canada and the United States.

==References== {{Reflist}}

Category:Cyathaspidida Category:Silurian first appearances Category:Devonian extinctions Category:Fossil taxa described in 1930 Category:Paleozoic jawless fish Category:Paleozoic fish of North America Category:Cyathaspidiformes genera